DL-Malic acid

DL-苹果酸

Also known as: (±)-Malic Acid, 2-Hydroxybutanedioic acid, 2-Hydroxysuccinic acid, alpha-Hydroxysuccinic acid, Deoxytetraric acid, Hydroxybutanedioic acid, R,S-Malic acid, Malic acid, dl-, DL-Hydroxybutanedioic acid

DL-Malic acid (CAS 6915-15-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H6O5 and a molecular weight of 134.087 g/mol. It is also known as (±)-Malic Acid, 2-Hydroxybutanedioic acid and 2-Hydroxysuccinic acid. Key properties include a melting point of 131-133ºC(lit.), a boiling point of 306.4±27.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 153.4±20.2 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6915-15-7
Jingsj CID
J-25825-2
Molecular Formula
C4H6O5
Chinese Name
DL-苹果酸
Molecular Weight
134.087 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point131-133ºC(lit.)
Boiling Point306.4±27.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point153.4±20.2 °C
Exact Mass134.021530
PSA94.83000
LogP-1.26
Additional Property4.6 (vs air)
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.529
Additional Propertymethanol: 0.1 g/mL, clear, colorless | 558 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Dai Z, et al. Current advance in biological production of malic acid using wild type and metabolic engineered strains. Bioresour Technol. 2018 Jun;258:345-353.

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of DL-Malic acid?

The CAS number of DL-Malic acid is 6915-15-7.

What are the molecular formula and molecular weight of DL-Malic acid?

DL-Malic acid has molecular formula C4H6O5 and molecular weight 134.087 g/mol.

Is DL-Malic acid hazardous?

DL-Malic acid has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "DL-Malic acid (CAS 6915-15-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25825-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.